【摘要】 春优84是利用早花时晚粳不育系春江16A与籼粳中间型广亲和恢复系C84配组育成的粳不籼恢亚种间杂交稻新组合。该组合具有产量潜力大、制种产量高、综合农艺性状优良、抗瘟性较好、适应性广等优点,2013年3月通过浙江省农作物品种审定委员会审定。介绍了该组合的选育过程、主要特征特性、栽培技术及制种技术要点。更多还原

【Abstract】 Chunyou 84 is a new japonica-indica hybrid rice combination developed from Chunjiang 16A,a late japonica CMS line with early anthesis time,and C84,an indica-japonica intermediate type restorer line with wide compatibility. It has the characteristics of high yield potential,high seed production,excellent agronomic characters,good blast resistance and wide adaptability. It was registered and released by Zhejiang Provincial Crop Variety Appraisal Committee in March,2013. The breeding procedure,characteristics,major techniques of cultivation and seed production of Chunyou 84 were introduced in this paper.更多还原